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Related papers: Flux tube profiles in two-color QCD at low tempera…

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We study two-color QCD with two flavors of Wilson fermion as a function of quark chemical potential mu and temperature T. We find evidence of a superfluid phase at intermediate mu and low T where the quark number density and diquark…

High Energy Physics - Lattice · Physics 2012-10-26 Seamus Cotter , Jon-Ivar Skullerud , Pietro Giudice , Simon Hands , Seyong Kim , Dhagash Mehta

We study two-color QCD with two flavors of Wilson fermion as a function of quark chemical potential mu and temperature T, for two different lattice spacings and two different quark masses. We find that the quarkyonic region, where the…

High Energy Physics - Lattice · Physics 2020-04-15 Tamer Boz , Pietro Giudice , Simon Hands , Jon-Ivar Skullerud

We delineate equilibrium phase structure and topological charge distribution of dense two-colour QCD at low temperature by using a lattice simulation with two-flavour Wilson fermions that has a chemical potential $\mu$ and a diquark source…

High Energy Physics - Lattice · Physics 2020-02-19 Kei Iida , Etsuko Itou , Tong-Gyu Lee

In this paper we carry out a low-temperature scan of the phase diagram of dense two-color QCD with $N_f=2$ quarks. The study is conducted using lattice simulation with rooted staggered quarks. At small chemical potential we observe the…

High Energy Physics - Lattice · Physics 2016-12-19 V. V. Braguta , E. -M. Ilgenfritz , A. Yu. Kotov , A. V. Molochkov , A. A. Nikolaev

Matter at intermediate baryon densities and low temperatures is notoriously hard to tackle theoretically. Whereas lattice methods cannot cover more than rather small densities, perturbative methods are only applicable at much higher…

High Energy Physics - Phenomenology · Physics 2018-12-03 Alexander Haber

We present results for the chromo-electric field generated by a static quark-antiquark pair at finite temperature, in lattice QCD with 2+1 dynamical staggered fermions at physical quark masses. We investigate the evolution of the field as…

High Energy Physics - Lattice · Physics 2025-10-03 Marshall Baker , Paolo Cea , Volodymyr Chelnokov , Leonardo Cosmai , Alessandro Papa

In order to study the detailed dynamics and associated non-perturbative features of QCD, a dual version of the color gauge theory based on the topologically viable homogeneous fiber bundle approach has been analysed taking into account its…

High Energy Physics - Theory · Physics 2019-04-29 H. C. Chandola , Deependra Singh Rawat , H. C. Pandey , Dinesh Yadav , H. Dehnen

We study two-color QCD with two flavors of Wilson fermion as a function of quark chemical potential mu and temperature T. We find evidence of a superfluid phase at intermediate mu and low T where the quark number density and diquark…

High Energy Physics - Lattice · Physics 2013-02-26 Seamus Cotter , Pietro Giudice , Simon Hands , Jon-Ivar Skullerud

Color magnetic flux tubes appear in the color-flavor locked phase of high density QCD, which exhibits color superconductivity as well as superfluidity. They are non-Abelian superfluid vortices and are accompanied by orientational zero modes…

High Energy Physics - Phenomenology · Physics 2010-01-24 Minoru Eto , Eiji Nakano , Muneto Nitta

The chromoelectric field generated by a static quark-antiquark pair, with its peculiar tube-like shape, can be nicely described, at zero temperature, within the dual superconductor scenario for the QCD confining vacuum. In this work we…

High Energy Physics - Lattice · Physics 2016-06-16 Paolo Cea , Leonardo Cosmai , Francesca Cuteri , Alessandro Papa

The hypothesis that the QCD vacuum can be modeled as a dual superconductor is a powerful tool to describe the distribution of the color field generated by a quark-antiquark static pair and, as such, can provide useful clues for the…

High Energy Physics - Lattice · Physics 2017-06-28 Paolo Cea , Leonardo Cosmai , Francesca Cuteri , Alessandro Papa

In this work, we show the flux tubes of the quark-antiquark and quark-quark at finite temperature for SU(3) Lattice QCD. The chromomagnetic and chromoelectric fields are calculated above and below the phase transition.

High Energy Physics - Lattice · Physics 2017-01-09 Nuno Cardoso , Marco Cardoso , Pedro Bicudo

We combine techniques previously utilised to study flux tube field density profiles and to study the excited spectrum of the gluonic fields produced by a static quark-antiquark pair. Working with pure gauge SU(3) fields discretised in a…

High Energy Physics - Lattice · Physics 2018-12-26 P. Bicudo , N. Cardoso , M. Cardoso

We study an effective theory of QCD at high density in detail, including the finite temperature effects and the leading order correction in $1/\mu$ expansion. We investigate the Cooper pair gap equation and find that the color-flavor…

High Energy Physics - Phenomenology · Physics 2009-10-31 Deog Ki Hong

I present recent results from lattice simulations of SU(2) gauge theory with Nf=2 Wilson quark flavors, at non-zero quark chemical potential. The thermodynamic equation of state is discussed along with the nature of the high density matter…

High Energy Physics - Lattice · Physics 2015-06-11 Simon Hands , Seamus Cotter , Pietro Giudice , Jon-Ivar Skullerud

Matter at high density and low temperature is expected to be a color superconductor, which is a degenerate Fermi gas of quarks with a condensate of Cooper pairs near the Fermi surface that induces color Meissner effects. At the highest…

High Energy Physics - Phenomenology · Physics 2008-12-18 Mark G. Alford , Krishna Rajagopal , Thomas Schaefer , Andreas Schmitt

We study the abelian color flux of two- and three-quark systems in the maximally abelian gauge in lattice QCD with dynamical fermions. We find that the abelian flux tube formed between quark and antiquark is very much the same as in…

High Energy Physics - Lattice · Physics 2009-11-07 H. Ichie , V. Bornyakov , T. Streuer , G. Schierholz

We study the distribution of color electric flux of the three-quark system in quenched and full QCD (with N_f = 2 flavors of dynamical quarks) at zero and finite temperature. To reduce ultra-violet fluctuations, the calculations are done in…

High Energy Physics - Lattice · Physics 2011-09-01 V. G. Bornyakov , H. Ichie , Y. Mori , D. Pleiter , M. I. Polikarpov , G. Schierholz , T. Streuer , H. Stüben , T. Suzuki

We study the phase diagram of quark matter at finite temperature (T) and chemical potential (mu) in the strong coupling region of lattice QCD for color SU(3). Baryon has effects to extend the hadron phase to a larger mu direction relative…

High Energy Physics - Lattice · Physics 2008-11-26 A. Ohnishi , N. Kawamoto , K. Miura

We investigate 2-colour QCD with 2 flavours of Wilson fermion at nonzero temperature T and quark chemical potential mu, with a pion mass of 700 MeV (m_pi/m_rho=0.8). From temperature scans at fixed mu we find that the critical temperature…

High Energy Physics - Lattice · Physics 2015-06-15 Tamer Boz , Seamus Cotter , Leonard Fister , Dhagash Mehta , Jon-Ivar Skullerud
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